9820260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{613}}^1$

素因数の和:717

約数の個数: 72

約数和(自身を含む): 30171960

約数和(自身を除く): 20351700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 613, 801, 890, 1068, 1226, 1335, 1602, 1780, 1839, 2452, 2670, 3065, 3204, 3678, 4005, 5340, 5517, 6130, 7356, 8010, 9195, 11034, 12260, 16020, 18390, 22068, 27585, 36780, 54557, 55170, 109114, 110340, 163671, 218228, 272785, 327342, 491013, 545570, 654684, 818355, 982026, 1091140, 1636710, 1964052, 2455065, 3273420, 4910130, 9820260]

約数ペア:

[(1, 9820260), (2, 4910130), (3, 3273420), (4, 2455065), (5, 1964052), (6, 1636710), (9, 1091140), (10, 982026), (12, 818355), (15, 654684), (18, 545570), (20, 491013), (30, 327342), (36, 272785), (45, 218228), (60, 163671), (89, 110340), (90, 109114), (178, 55170), (180, 54557), (267, 36780), (356, 27585), (445, 22068), (534, 18390), (613, 16020), (801, 12260), (890, 11034), (1068, 9195), (1226, 8010), (1335, 7356), (1602, 6130), (1780, 5517), (1839, 5340), (2452, 4005), (2670, 3678), (3065, 3204)]